I'm going to make a claim in this post that will annoy some contractors, and I'm comfortable with that.
Here it is: I have never seen James Hardie siding fail when it was installed to James Hardie's specification. Not once. And I have seen it fail over and over when it was installed to Washington State builder code.
Same product. Same climate. Wildly different outcomes. The difference is entirely in how it goes on the wall.
I'm Jeremiah Wallace, owner of Wallace Roofing & Exterior Construction in Lake Stevens, and we're a James Hardie Alliance Elite Contractor. That designation is not a sticker we bought. Stick with me and I'll explain why it matters more than almost anything else on your siding estimate.
Why James Hardie Siding Wins in the Snohomish County Climate
There are plenty of siding options out there. Vinyl. Cedar. LP. They all have a pitch and they all have a fan club.
For the Pacific Northwest — and specifically for Snohomish County and the greater Seattle area — James Hardie fiber cement is the best siding available. Not because of the material alone, but because Hardie spent an enormous amount of money engineering an installation system designed for a climate exactly like ours.
Here's the thing our weather does. It rains, then dries, then rains, then drops below freezing overnight, then hits sixty by lunch. Every material on the outside of your house expands and contracts through that cycle constantly. Siding included.
Hardie's system is built to let the siding move with that cycle instead of fighting it. That is the entire ballgame. A material that fights our weather loses, every time, and it usually loses within a couple of years.
Thinking about siding this season? Call or text (206) 312-2202 for a free evaluation, and we'll walk your walls with you.
Installed to Code Versus Installed to Spec
Now for the part that annoys people.
Open up Washington State builder code and read how it tells you to install siding. Cut the board. Fasten it to the framing. Add your trim. Caulk the butt joints, or tool the caulking between them. Done, inspection passed, everybody goes home.
That method is designed to fail. Not "might fail." Designed to.
Because caulk is not a structural product. It's a gap filler with a short memory. When your siding expands and contracts through a Snohomish County winter, that caulk line is the weakest thing on the wall, and it goes first. Give it about six months and you'll start noticing things:
- Hairline cracking along the joints
- Caulk lines separating and opening up
- Boards buckling
- Boards bowing away from the wall
I've watched it happen on other people's work more times than I can count. And here's the genuinely frustrating part — the homeowner usually blames the siding. They'll tell me "Hardie didn't hold up." Hardie held up fine. The installation didn't.
Installed to Hardie's actual specification, with the correct system, that siding does not fail. It's the same relationship you have with a good pan and a bad cook. The pan is not the problem.
What James Hardie Alliance Elite Contractor Actually Means
Most homeowners don't know siding certifications differ. They see a logo on a truck and reasonably assume a logo is a logo.
They're not. Alliance Elite is the top tier of James Hardie's contractor program, and it carries real requirements around installation standards and workmanship. It exists precisely because Hardie got tired of watching their product get blamed for installation failures.
So when you're collecting siding quotes in Snohomish County, ask the direct question: are you certified by the manufacturer whose product you're selling me, and at what level?
You will get some interesting silences. That silence is useful information.
Signs Your Siding in Snohomish County Needs Replacing
Siding is quieter about its problems than a roof, which is a polite way of saying it hides them until they're expensive.
Things worth looking at:
Soft or spongy spots. Press on it. If there's give, water has been getting behind it, and what's rotting is not the siding — it's the sheathing and framing underneath.
Failing caulk lines. See the entire section above. If your joints are opening, water has a route in.
Warping, buckling, or bowing boards. The material is fighting the weather and losing.
Paint that won't hold. If you're repainting far more often than your neighbors, the substrate is usually the reason, not the paint.
Interior clues. Peeling wallpaper, staining, or a room that never quite feels dry. Siding failures announce themselves inside the house eventually.
We've done full siding replacements including rot remediation on homes with significant damage behind the walls. We've also color-matched a single broken panel of vinyl on a house where the original siding was over twenty years old, because sometimes the honest answer is "you need one board, not a project."
Not sure which one you are? That's what the free evaluation is for. (206) 312-2202.
Siding, Roofing, and Windows Together
A pattern we see constantly in Snohomish County: a homeowner calls about the roof, and while we're up there we notice the siding is also on borrowed time. Or the reverse.
There's a real advantage to sequencing those projects with one contractor. We've run phased jobs — roofing first, then full siding with gutters and paint, then windows — for families who wanted it done properly rather than done all at once. Same crew standards, same communication, one person accountable for the whole exterior.
It also avoids the special frustration of paying for brand new siding and then watching a different roofing crew tear up your fresh trim eight months later.
If you're weighing a couple of exterior projects and trying to figure out the right order, call us. Genuinely — that conversation is free and it's often the most valuable thing I do all week.
What Siding Replacement Actually Looks Like
You should know what's happening at your house before it happens. Here's the shape of it.
We start with a real evaluation. Not a drive-by, not satellite imagery. We look at the walls, we look for soft spots, we look at what's behind the siding wherever we can, and we look at how the existing installation was done — because that usually tells us what we'll find.
We quote from what we actually see. If there's rot, we'd rather find it now and price it now than hand you a change order in week two. Nobody enjoys that conversation, least of all me.
During the job we protect what's around the house. If you've got landscaping you care about, tell us — we tarp and set up around it. If you've got an HVAC system on that wall, tell us that too, and we'll build the protection plan around it. We've done exactly that, and it works.
And you'll hear from us. Daily. Where we are, what we found, what's next. If something comes up that changes the plan, you'll know that day, not at the end.
When we finish, we walk it with you. If something isn't right, we fix it. On one job, removing the old siding caused a few hairline drywall cracks inside the house — so we fixed those too, plus a couple of unrelated things we noticed while we were there. That's not a special program. That's just how the job should end.
Get a Free Siding Evaluation in Snohomish County
We install James Hardie siding throughout Snohomish County and North King County: Lake Stevens, Everett, Marysville, Monroe, Snohomish, Arlington, Granite Falls, Mill Creek, Mukilteo, Lynnwood, Edmonds, Mountlake Terrace, Bothell, Shoreline, Kenmore, Lake Forest Park and Woodinville.
The evaluation is free. If your siding has ten good years left, I'll tell you that and you can put the money somewhere it matters more. If it's failing, I'll show you exactly where and exactly why, and you'll understand the problem before you ever see a number.
I'll be honest with you even when honesty costs me the job. That's not a marketing line, it's just cheaper for me long-term than the alternative — because the people I'm straight with send me their friends and family, and that's the entire business.
Call or text (206) 312-2202, or request your free siding evaluation at wallaceroofexterior.com.
Wallace Roofing & Exterior Construction. James Hardie Alliance Elite Contractor. Lake Stevens, Washington.